Heather made $209 for 11 hours of work. At the same rate, how many hours would she have to work to make $171?

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Which of the following represents the length of a diagonal of this trapezoid?

Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?